8f73fb7a32
uuid.UUID implements driver.Value so it can be directly used as a scannable result. Replace uses of dbutil.BytesToUUID with uuid.FromBytes. Change-Id: I51a670185ceb3cc2199d5aa2b76bc3fc191ca8fe
53 lines
889 B
Go
53 lines
889 B
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package satellitedb
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import (
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"database/sql/driver"
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"storj.io/common/storj"
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)
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type postgresNodeIDList storj.NodeIDList
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// Value converts a NodeIDList to a postgres array
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func (nodes postgresNodeIDList) Value() (driver.Value, error) {
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const hextable = "0123456789abcdef"
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if nodes == nil {
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return nil, nil
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}
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if len(nodes) == 0 {
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return []byte("{}"), nil
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}
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var wp, x int
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out := make([]byte, 2+len(nodes)*(6+storj.NodeIDSize*2)-1)
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x = copy(out[wp:], []byte(`{"\\x`))
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wp += x
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for i := range nodes {
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for _, v := range nodes[i] {
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out[wp] = hextable[v>>4]
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out[wp+1] = hextable[v&0xf]
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wp += 2
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}
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if i+1 < len(nodes) {
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x = copy(out[wp:], []byte(`","\\x`))
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wp += x
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}
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}
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x = copy(out[wp:], `"}`)
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wp += x
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if wp != len(out) {
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panic("unreachable")
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}
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return out, nil
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}
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